Finding the Fourth Proportional to 4,118,502.14, 6,177,789.66 and 1,690,990.46
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Solution
The fourth proportional to 4,118,502.14, 6,177,789.66 and 1,690,990.46 is: 2,536,500.66
Step by Step Solution
- Step 1: Write the proportion equation
4,118,502.14 : 6,177,789.66 = 1,690,990.46 : x - Step 2: Convert to fraction form
4,118,502.14/6,177,789.66 = 1,690,990.46/x - Step 3: Cross multiply
4,118,502.14x = 6,177,789.66 × 1,690,990.46 - Step 4: Simplify right side
4,118,502.14x = 10,446,583,378,946.64 - Step 5: Solve for x
x = 10,446,583,378,946.64/4,118,502.14 - Step 6: Final answer
x = 2,536,500.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.